D-5
Cisco 3900 Series, Cisco 2900 Series, and Cisco 1900 Series Integrated Services Routers Generation 2 Software Configuration Guide
Appendix D Changing the Configuration Register Settings
Displaying the Configuration Register Settings
Step 9
Save the configuration changes to NVRAM:
Router#
copy run start
The new configuration register settings are saved to NVRAM, but they do not take effect until the next
router reload or power cycle.
Displaying the Configuration Register Settings
To display the configuration register settings that are currently in effect and the settings that will be used
at the next router reload, enter the
show version
command in privileged EXEC mode.
The configuration register settings are displayed in the last line of the
show version
command output:
Configuration register is 0x142 (will be 0x142 at next reload)
Configuring the Console Line Speed (Cisco IOS CLI)
The combined setting of bits 5, 11, and 12 determines the console line speed. You can modify these
particular configuration register bits only from the ROM monitor.
To change the configuration register using the ROM monitor, see
Appendix C, “Using ROM Monitor”
.
To configure the console line speed from the Cisco IOS command-line interface, complete the following
steps.
SUMMARY STEPS
1.
enable
2.
configure terminal
3.
line console 0
4.
speed baud
DETAILED STEPS
Command or Action
Purpose
Step 1
enable
Example:
Router>
enable
Password:
password
Router#
Enables privileged EXEC mode. Enter your password if
prompted.
Step 2
configure terminal
Example:
Router# configure terminal
Router(config)#
Enters global configuration mode.
